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2 marksNutrition and the Digestive System

CSEC Human and Social Biology · May/June 2015 · Paper 2 · Question 1(b)(ii)

Name TWO nutrients that must be present in a balanced diet to provide energy for physical activities.

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Other parts of this question

  1. 1(a)State TWO functions of water other than being the medium in which body reactions occur.[2 marks]
  2. 1(b)(i)Define what is meant by the term 'balanced diet'.[2 marks]
  3. 1(c)(i)Test Tube 1 changes colour from blue to orange-red upon heating. Name the nutrient most likely present in the sample.[1 mark]
  4. 1(c)(ii)State whether there would be a colour change in Test Tube 2, and give a reason for your answer.[3 marks]
  5. 1(d)(i)Using Table 1, identify which group had the MOST balanced diet and give a reason for your answer.[2 marks]
  6. 1(d)(ii)Using Table 1, identify which group of students would be MOST prone to becoming obese and give a reason for your answer.[2 marks]
  7. 1(d)(iii)Apart from diet and physical exercise, suggest ONE factor that can contribute to obesity.[1 mark]

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